“Try to eat foods that are in their natural form, as they come from the ground,” Ms. Zumpano says, recommending what she calls the “whole-foods diet.”

That diet includes, of course, heart-healthy foods such as fish, whole grains, vegetables and fruits, but don’t be afraid to treat yourself occasionally with a glass of red wine or a piece of dark chocolate, Ms. Zumpano says. She suggests using this list as a guide to create meals and snacks with a healthy focus. Just a few simple swaps could make a big difference for your cardiovascular health.